<!DOCTYPE html>
<html>
	<head>
		<meta charset="UTF-8">
		<title>何劲</title>
		<script type="text/javascript" src="angular.js"></script>
	</head>
	<body ng-app>
		<h2>何劲</h2>
		<!--ng-app是指定angularJs的范围-->
	 <input type="number" ng-model='value'/><!--把值绑定到html的控件中去 -->
	<input type="button" ng-click='value=value+1' value="增加">
	
	
	</body>
</html>
